package demo.config;
import org.springframework.amqp.core.*;
import org.springframework.amqp.core.ExchangeBuilder;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * @program: RabbitConfig
 * @author: 张磊
 * @create: 2019/5/27-11:46
 **/
@Configuration
public class RabbitConfig {
    public static final String QUEUE_INFORM_EMAIL="queue_inform_email";
    public static final String QUEUE_INFORM_SMS="queue_inform_sms";
    public static final String EXCHANGE_TOPICS_INFORM="exchange_topics_inform";

    public static final String QUEUE_
    /**
     * 交换机配置
     * ExchangeBuilder提欧共了fanout、direct、topic、header交换机类型的配置
     */
    @Bean(EXCHANGE_TOPICS_INFORM)
    public Exchange EXCHANGE_TOPICS_INFORM(){
        //durable(true)  持久化，消息队列重启后交换机仍然存在
        return ExchangeBuilder.topicExchange(EXCHANGE_TOPICS_INFORM).durable(true).build();
    }


    //声明队列
    @Bean(QUEUE_INFORM_SMS)
    public Queue QUEUE_INFORM_SMS(){
        return new Queue(QUEUE_INFORM_SMS);
    }

    //声明队列
    @Bean(QUEUE_INFORM_EMAIL)
    public Queue QUEUE_INFORM_EMAIL(){
        return new Queue(QUEUE_INFORM_EMAIL);
    }


    //绑定队列到交换机
    @Bean
    public Binding BINDING_QUEUE_INFORM_SMS(@Qualifier (QUEUE_INFORM_SMS) Queue queue,@Qualifier(EXCHANGE_TOPICS_INFORM) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with("inform.#.sms.#").noargs();
    }

    //绑定队列到交换机
    @Bean
    public Binding BINDING_QUEUE_INFORM_EMAIL(@Qualifier(QUEUE_INFORM_EMAIL)Queue queue,@Qualifier(EXCHANGE_TOPICS_INFORM) Exchange exchange){
        return BindingBuilder.bind(queue).to(exchange).with("inform.#.email.#").noargs();
    }


}
